Abstract:Abstracts:Using 3 year old stem segments of pig iron as explants, the effects of different media on the induction and proliferation of the buds were studied.The results showed that 0.2 ml/L was induced by MS+6-BA1ml/L+IAA,the proliferation medium was 1/2MS+6-BA1.5ml/L+IAA 0.5ml/L, and the proliferation coefficient was 3.3.